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Finding the Fourth Proportional to 555,723.60, 832,356.60 and 334,539.60

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Solution

The fourth proportional to 555,723.60, 832,356.60 and 334,539.60 is: 501,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,723.60 : 832,356.60 = 334,539.60 : x
  2. Step 2: Convert to fraction form
    555,723.60/832,356.60 = 334,539.60/x
  3. Step 3: Cross multiply
    555,723.60x = 832,356.60 × 334,539.60
  4. Step 4: Simplify right side
    555,723.60x = 278,456,244,021.36
  5. Step 5: Solve for x
    x = 278,456,244,021.36/555,723.60
  6. Step 6: Final answer
    x = 501,069.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.